Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Characteristics of Practical Op Amps01:16

Characteristics of Practical Op Amps

860
A difference amplifier, a crucial component in numerous electronic devices, ideally amplifies only the difference-mode signal, which is the difference between two input signals. However, in practical circuits, the output voltage depends on both the differential gain and the common-mode gain.
The ratio of differential gain to the common-mode gain is defined as the common-mode rejection ratio (CMRR). This ratio quantifies the ability of operational amplifiers (op-amps) to reject common-mode...
860
Theoretical Foundations of Nursing Practice01:30

Theoretical Foundations of Nursing Practice

17.4K
Theories play an essential role in organizing patient care. Theories refer to a proposed or followed belief, policy, or procedure that is the basis for action. Nursing theories are knowledge-based concepts that guide nurses' actions, influence nursing education and practice, and allow nurses to care for their patients.
Theories provide a perspective to assess patients' conditions and organize data and methods. They also assist in analyzing and interpreting information. They represent a...
17.4K
Equivalent Circuits for Practical Transformers01:28

Equivalent Circuits for Practical Transformers

1.4K
The practical equivalent circuits of single-phase two-winding transformers exhibit significant deviations from their idealized versions due to the inherent properties of winding resistance and finite core permeability. These properties result in real and reactive power losses, affecting the transformer's performance. Understanding these deviations is crucial for designing more efficient transformers.
In a practical transformer, each winding exhibits resistance and leakage reactance. The...
1.4K
Schemas01:42

Schemas

12.3K
A schema is a mental construct consisting of a cluster or collection of related concepts (Bartlett, 1932). There are many different types of schemata, and they all have one thing in common: schemata are a method of organizing information that allows the brain to work more efficiently. When a schema is activated, the brain makes immediate assumptions about the person or object being observed.
12.3K
Sustainable Development01:43

Sustainable Development

15.1K
As the human population continues to grow and use resources, we must be mindful of our planet’s natural limits. Sustainable development provides a pathway to maintain and improve human life now while also ensuring that future generations will have the resources that they need. The long-term success of sustainability efforts rests on understanding the interplay between human actions and ecological systems.
15.1K
pH01:24

pH

144.1K
The potential of hydrogen (pH) is a measure of the acidity or basicity of a water-based solution determined by the concentration of hydronium ions (H3O+). In one liter of pure water at neutral pH, there are 1×10−7 moles of hydronium ions. However, the extensive range of hydronium ion concentrations present in water-based solutions makes measuring pH in moles cumbersome. Therefore, a pH scale was developed to convert moles of hydronium ions into the negative logarithm of the hydronium...
144.1K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Meningoencephalitis in Flea-Borne Typhus: A Report of Two Cases and a Review of CNS Complications.

Pathogens (Basel, Switzerland)·2026
Same author

Flea infestation and molecular detection of Rickettsia and Bartonella spp. in domestic dog-associated fleas from the inter-Andean basin of Cundinamarca, Colombia.

Medical and veterinary entomology·2026
Same author

Outcomes of Hospitalized and Critically Ill Adults with Murine Typhus, Galveston, Texas, USA, 2019-2023.

Emerging infectious diseases·2026
Same author

The Paucity of Typical Pathology: An Autopsy Series of Typhus Group Rickettsiosis-Associated Hemophagocytic Lymphohistiocytosis.

Pathogens (Basel, Switzerland)·2026
Same author

A Case Cluster Conundrum of Flea-Borne Rickettsiosis: Is Rickettsia felis or Rickettsia typhi to Blame?

Military medicine·2026
Same author

Murine Typhus in Heart and Kidney Transplant Recipients: First Reported Cases Diagnosed by Microbial Cell-Free DNA Sequencing.

Transplantation proceedings·2025
Same journal

Prevention and Control of Clostridioides difficile Infection for the Infectious Diseases Clinician.

Infectious disease clinics of North America·2026
Same journal

Infection Control Strategies to Prevent Emergence and Transmission of Resistant Gram-Negative Bacteria.

Infectious disease clinics of North America·2026
Same journal

Preventing the Spread of Tuberculosis in Health Care Settings.

Infectious disease clinics of North America·2026
Same journal

Threats to Success: Principles of Infection Prevention and Control in Health Care Settings, Part 2: Device and Pathogen Management.

Infectious disease clinics of North America·2026
Same journal

Ventilator-Associated Events: Surveillance and Prevention.

Infectious disease clinics of North America·2026
Same journal

Nosocomial Fungal Infections: Epidemiology, Control Strategies, and Prevention of Candida and Other Yeasts.

Infectious disease clinics of North America·2026
See all related articles

Related Experiment Video

Updated: Jan 29, 2026

A Practical Guide to Phylogenetics for Nonexperts
12:00

A Practical Guide to Phylogenetics for Nonexperts

Published on: February 5, 2014

36.1K

The Rickettsioses: A Practical Update.

Lucas S Blanton1

  • 1Department of Internal Medicine, Division of Infectious Diseases, University of Texas Medical Branch, 301 University Boulevard, Galveston, TX 77555-0435, USA.

Infectious Disease Clinics of North America
|February 5, 2019
PubMed
Summary
This summary is machine-generated.

Rickettsia bacteria, transmitted by arthropod vectors, cause febrile illnesses globally. Diagnosis relies on serology, with doxycycline as the preferred treatment for rickettsioses.

Keywords:
Epidemic typhusMurine typhusRickettsia prowazekiiRickettsia rickettsiiRickettsia typhiRocky mountain spotted feverSpotted fever group rickettsiosesVector-borne disease

More Related Videos

The Participant-Reported Implementation Update and Score PRIUS: A Novel Method for Capturing Implementation-Related Data Over Time
06:05

The Participant-Reported Implementation Update and Score PRIUS: A Novel Method for Capturing Implementation-Related Data Over Time

Published on: February 19, 2021

1.8K
Updated Protocol for the Assembly and Use of the Minibioreactor Array (MBRA)
09:38

Updated Protocol for the Assembly and Use of the Minibioreactor Array (MBRA)

Published on: September 5, 2025

879

Related Experiment Videos

Last Updated: Jan 29, 2026

A Practical Guide to Phylogenetics for Nonexperts
12:00

A Practical Guide to Phylogenetics for Nonexperts

Published on: February 5, 2014

36.1K
The Participant-Reported Implementation Update and Score PRIUS: A Novel Method for Capturing Implementation-Related Data Over Time
06:05

The Participant-Reported Implementation Update and Score PRIUS: A Novel Method for Capturing Implementation-Related Data Over Time

Published on: February 19, 2021

1.8K
Updated Protocol for the Assembly and Use of the Minibioreactor Array (MBRA)
09:38

Updated Protocol for the Assembly and Use of the Minibioreactor Array (MBRA)

Published on: September 5, 2025

879

Area of Science:

  • Microbiology
  • Infectious Diseases
  • Public Health

Background:

  • Rickettsia are obligate intracellular, gram-negative bacteria.
  • These bacteria are transmitted by hematophagous arthropod vectors worldwide.
  • Rickettsioses manifest as acute febrile illnesses with varied symptoms.

Purpose of the Study:

  • To summarize the key aspects of Rickettsia infections.
  • To outline diagnostic approaches and treatment recommendations for rickettsioses.

Main Methods:

  • Review of literature on Rickettsia.
  • Description of clinical presentation and diagnostic methods.
  • Identification of preferred treatment modalities.

Main Results:

  • Rickettsioses present with fever, headache, myalgias, and malaise.
  • Cutaneous manifestations like rash and eschar vary by species.
  • Indirect immunofluorescence assay is the gold standard for diagnosis.
  • Paired acute and convalescent sera are crucial for serological testing.

Conclusions:

  • Prompt diagnosis and treatment are essential for managing rickettsioses.
  • Doxycycline is the recommended treatment of choice.
  • Understanding vector-borne transmission is key for prevention.